A U.S. Department of Transportation study in the 1970s concluded that total electricity savings associated with daylight saving time amounted to about 1 percent in the spring and fall months. As air conditioning has become more widespread, however, more recent studies have found that cost savings on lighting are more than offset by greater cooling expenses.
The Bottom line is that this is an unnecessary intrusion into american lives that garners no benefit. It does however cause harm in the internal sleep clocks of Americans and causes mass confusion twice a year. End the practice.
Old Indian Saying: "Only a white man would believe that you could cut a foot off the top of a blanket and sew it to the bottom of a blanket and have a longer blanket"